Sweatband



FIG. 1 is a front elevational view of a sweatband according to my new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a perspective view of the sweatband according to my new design in a state in which the sweatband is attached at a lower interior circumference of a crown portion of a cap; and,

FIG. 4 is a perspective view of the sweatband according to my new design in a state in which the sweatband is used as a hair band.

The broken line showing of a hat in FIG. 3 and human head in FIG. 4 are for the purpose of illustrating the environment in which the design is associated and form no part of the claimed design. 

The ornamental design for a sweatband, as shown and described. 